Moonquakes are like earthquakes, but they happen on the moon.
Moonquakes are interesting because they happen on another world.
Examples:
Moonquakes can make the moon's surface shake.
Scientists study moonquakes to learn about the moon.
Have you ever felt a moonquake?
The moonquakes are like the moon's belly laughing.
Some people think moonquakes are caused by moon monsters jumping around.
The astronauts were surprised by the moonquakes.